OpenAI

GPT-5.4

by OpenAItext+image+file->text7 endpoints
Neura Intelligence Index
68.8/ 100
Rank
#92
Confidence
high
Benchmarks
9(23% coverage)

Overview

GPT-5.4 is OpenAI’s latest frontier model, unifying the Codex and GPT lines into a single system. It features a 1M+ token context window (922K input, 128K output) with support for...

Capabilities

Text generation
Image understanding
Tool use / Function calling
Structured output
Extended reasoning
Prompt caching
Long context
File input
Deterministic seed

Modalities

Input
TextImageFile
Output
Text

Technical Specifications

Context Window
1.1M tokens
Max Output
128K tokens
Tokenizer
GPT
Content Moderation
Enabled
Uptime (24h)
10000.0%
Country
🇺🇸US
Release Date
March 5, 20266mo

Supported Parameters

include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstool_choicetools

Benchmark Performance

coding

BenchmarkScoreSource
SWE-Bench Pro
57.7
verified

math

BenchmarkScoreSource
FrontierMath
47.6
verified

reasoning

BenchmarkScoreSource
GPQA Diamond
92.8
verified
ARC-AGI v2
73.3
verified
Humanity's Last Exam
39.8
verified

multimodal

BenchmarkScoreSource
MMMU-Pro
81.2
verified

agent

BenchmarkScoreSource
BrowseComp
82.7
verified
MCP Atlas
67.2
verified
Toolathlon
54.6
verified

Performance Over Time

Pricing

Per 1M tokens
Input$2.50
Output$15.00
Cache read$0.25
Added
March 5, 2026
Last synced 9/19/2026